IGCSE Chemistry (0620) — May–June 2023, Paper 52
3 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Question 1 · 19 marks · Practical: rate of reaction
You are going to investigate how the rate of the reaction between aqueous iron(III) nitrate and aqueous sodium thiosulfate changes with temperature, using the apparatus in Fig.…
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You are provided with two substances: solution F and solid G. Carry out a flame test on solution F. Record your observations.
Answer this question and get it marked →Question 3 · 6 marks · Practical: planning
A metal polish is a mixture of four substances. Table 3.1 shows their properties: name of substance solubility in water reaction with dilute nitric acid --- --- --- propanol…
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